Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 117,144	$ 107,869
Accounts receivable, net	22,014	24,969
Prepaid expenses and other	6,627	7,250
Inventory	1,914	2,673
Deferred income tax assets, net	1,768	2,194
Total current assets	149,467	144,955
Property and equipment, net	16,104	17,395
Goodwill	133,031	133,031
Other intangible assets, net	17,203	19,698
Deferred income tax assets, net	18,187	21,949
Other assets	1,564	862
TOTAL ASSETS	335,556	337,890
Current liabilities:
Accounts payable and accrued liabilities	11,370	11,688
Accrued compensation and benefits	13,299	14,041
Deferred revenue	27,222	24,034
Total current liabilities	51,891	49,763
Deferred revenue	819	937
Other long-term liabilities	8,455	8,131
TOTAL LIABILITIES	$ 61,165	$ 58,831
Commitments and contingencies
Stockholders' equity:
Preferred stock	$ 0	$ 0
Common stock	2	2
Additional paid-in capital	120,214	126,678
Retained earnings	154,175	152,379
TOTAL STOCKHOLDERS' EQUITY	274,391	279,059
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 335,556	$ 337,890